coherent noise

coherent noise

[kō′hir·ənt ′nȯiz]
(engineering)
Noise that affects all tracks across a magnetic tape equally and simultaneously.
References in periodicals archive ?
2011) Coherent noise for non-photorealistic rendering.
The EMC118X family employs frequency-hopping on the sampling frequency, which avoids the injection of coherent noise and enables traces of up to 8 inches while maintaining accurate temperature readings.
Frequency spectra and signal-to-noise (S/N) ratios were analysed for a number of combinations of sources and surfaces as well as properties of source generated coherent noise.
Then, analysis windows were defined by offset and TWT intervals for reflections and coherent noise types (Table 2).
Using digital signal processing techniques automatic gain control, notch filter and band pass filter have been incorporated for initial processing of raw data to enhance the weak events from far offsets and suppress any coherent noise.
Receiver arrays are used to attenuate undesired coherent noise in certain wave numbers.
In recent years, Halliday D (2011) has used an adaptive interferometry method for ground-roll suppression and Henley D (2003) has tried to attenuate coherent noise in the radial trace domain.
8 [micro]m high power superluminescent diodes (SLDs) that feature high precision with low coherent noise, high resolution with wide spectral half width and sharp directivity.
She had lost the ability to make a coherent noise, the treatment proceeded against her will and contrary to her best wishes.
It is characterized by low velocity and frequency and high amplitude, being considered a coherent noise in seismic exploration (D'Agosto et al.
The shot gather in Figure 5, was generated using dynamite, it displays hyperbolic moveout, coherent noise masking the reflection signals.
Land seismic data is commonly contaminated with strong coherent noise such as multiples, ground-roll, converted waves, etc.
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